CN1086794C - Air conditioner - Google Patents
Air conditioner Download PDFInfo
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- CN1086794C CN1086794C CN95109490A CN95109490A CN1086794C CN 1086794 C CN1086794 C CN 1086794C CN 95109490 A CN95109490 A CN 95109490A CN 95109490 A CN95109490 A CN 95109490A CN 1086794 C CN1086794 C CN 1086794C
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- air
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- wind direction
- temperature
- guiding mechanism
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/79—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling the direction of the supplied air
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
- F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
- F24F13/14—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre
- F24F13/1426—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre characterised by actuating means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
- F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
- F24F13/14—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre
- F24F13/1426—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre characterised by actuating means
- F24F2013/1433—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre characterised by actuating means with electric motors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
Abstract
The object is to provide air conditioning equipment of ceiling or ceiling pit embedded type which can effectively prevent a dwelling person from feeling uncomfortable sensing air current and warm air during heating operation. A room unit embedded in the ceiling is arranged and an upper/ lower louver mechanism is provided at a diffuser port of the room unit to control the direction of air blown off within a range askew downward from the direction almost parallel to the surface of the ceiling while a control section is arranged to control the amount of feed air blown off when the direction of the air blow is controlled almost parallel to the ceiling surface so that it is smaller than that when the direction of the air blown is controlled askew downward during the heating operation.
Description
The present invention relates to have the air-conditioner that is built in indoor unit in ceiling or near the cabinet of ceiling.
In the air-conditioner type, there is a class to have indoor unit in the indoor ceiling of being installed in or near the frame of ceiling, is called as near the built-in air-conditioner of cabinet of ceiling or ceiling.
This air conditioner room unit group has the casing of imbedding in ceiling or near the cabinet of ceiling, and be installed in this casing interior indoor heat converter and pressure fan, make from indoor inhaled air and undertaken by above-mentioned indoor heat converter sending to indoor once more after the heat exchange.
To the indoor wind direction of sending air, the general wind direction adjustment plate that is called as " wind direction guiding mechanism " of using is controlled.This wind direction is adjusted angle, adjusts with remote controller etc. by the occupant according to indoor temperature etc. in the past, or adjusts automatically by the microprocessor that is arranged in this air-conditioner.
For example, in the low occasion of indoor temperatures such as when beginning heating, adjust the plate angle towards the below by making above-mentioned wind direction, make indoor warm rapidly and, when indoor temperature rises, become approximate horizontal by wind direction being adjusted the plate angle adjustment, prevent that the warm braw of sending from directly blowing to the occupant.
Yet, the problem that the built-in air-conditioner exists the following stated to solve near the cabinet above-mentioned ceiling or the ceiling.
Be exactly, air-conditioner in the past as mentioned above, become approximate horizontal by the angle adjustment of wind direction being adjusted plate after indoor temperature rises, and makes the occupant not feel that air-flow exists, and prevents that the occupant from producing discomfort.
But,, still can make and send that air collides, delivers to wall with indoor wall and situation about circulating downwards, thereby in the room, cause the convection current of dim air, thereby make the occupant produce discomfort even make wind direction adjust plate when horizontal direction.
Therefore, the present invention In view of the foregoing sets up just, and its purpose is to provide and can prevents effectively in heating operation that the occupant from producing near the ceiling of discomfort or the ceiling built-in air-conditioner in the cabinet because of the existence of feeling air-flow or warm braw.
According to air-conditioner of the present invention, has following a plurality of scheme, that is:
The 1st scheme, comprise near the cabinet that is embedded in indoor ceiling or the ceiling, have to the suction inlet of indoor opening and the casing of outlet, be arranged in this casing, make the room air that sucks from above-mentioned suction inlet flow through above-mentioned outlet, and can change the pressure fan of its air output, be arranged in the above-mentioned casing, the heat exchanger that carries out heat exchange with the room air that sucks from above-mentioned suction inlet, be arranged at above-mentioned outlet, to sending the wind direction of air, at wind direction guiding mechanism from controlling to scope below tiltedly with the ceiling surface almost parallel, above-mentioned control device is controlled when heating operation, makes the air output of air output ratio when the wind direction that will send air is controlled to below tiltedly that makes above-mentioned pressure fan when the wind direction that will send air is controlled to the ceiling almost parallel little.
The 2nd scheme, be in the air-conditioner of above-mentioned the 1st scheme, also has the temperature testing organization that can detect from the indoor air temperature of above-mentioned suction inlet suction, above-mentioned control device is in the temperature occasion lower than design temperature that detects with above-mentioned temperature testing organization, the wind direction of sending air by above-mentioned wind direction guiding mechanism is fixed on towards oblique below direction, when reaching design temperature, above-mentioned wind direction is fixed on direction with above-mentioned ceiling surface almost parallel.
The 3rd scheme is in the air-conditioner of above-mentioned the 2nd scheme, above-mentioned control device, be fixed on send air with above-mentioned ceiling surface almost parallel direction, by the wind direction guiding mechanism wind direction in accordance with regulations periodic Control towards oblique below direction.
The 4th scheme is in the air-conditioner of above-mentioned the 3rd scheme, and above-mentioned control device has according to the method for operation mechanism in change afore mentioned rules cycle.
The 5th scheme, be in the air-conditioner of above-mentioned the 1st scheme, above-mentioned control device the wind direction that will send air by above-mentioned up and down wind direction guiding mechanism from below tiltedly, transfer to be fixed on ceiling surface almost parallel direction before, the wind direction guiding mechanism is shaken action control, make the wind direction of sending air and the direction of above-mentioned ceiling surface almost parallel and below tiltedly between change.
The 6th scheme, be in the air-conditioner of the 5th scheme, have the temperature testing organization of detection from the indoor air temperature of suction inlet suction, the wind direction guiding mechanism is in when shaking action, above-mentioned control device is comparing from the indoor air temperature of above-mentioned suction inlet suction and the indoor air temperature that sucks from above-mentioned suction inlet when wind direction being controlled to ceiling surface almost parallel direction when the wind direction control that will send air is below tiltedly, when both differences were bigger than setting when this, the time that makes the control time of wind direction when oblique below when being controlled to wind direction with the ceiling surface almost parallel was long.
The 7th scheme, be in the air-conditioner of arbitrary scheme of above-mentioned the 1st～6 scheme, possess from direction tiltedly to ceiling surface almost parallel direction scope in above-mentioned wind direction guiding mechanism is sent air the guiding mechanism of wind direction up and down controlled of wind direction and to the wind direction of sending air left and right sides wind direction guiding mechanism along left and right directions control, at the wind direction that will send air when controlling with ceiling surface almost parallel direction, with above-mentioned control device above-mentioned left and right sides wind direction guiding mechanism is controlled, the wind direction of sending air is broadened extensively along left and right directions.
The 8th scheme is in the air-conditioner of arbitrary scheme of above-mentioned the 1st～6 scheme, and above-mentioned control device is according to the air quantity of the above-mentioned pressure fan of distance change till from above-mentioned outlet to indoor sidewall.
The 9th scheme, be in the air-conditioner of above-mentioned the 1st scheme, above-mentioned control device, beginning from operation to ending through the stipulated time, above-mentioned wind direction guiding mechanism is controlled, to be fixed on the wind direction of sending air by above-mentioned wind direction guiding mechanism up and down towards oblique below direction, thereafter above-mentioned wind direction is fixed on direction with above-mentioned ceiling surface almost parallel.
According to the 1st scheme, can use radiant heat near the warm zone ceiling and the ceiling to make the warm radiant type heating operation in room and utilize between the common convection heating operation of dim air-flow and change, and, air output by making pressure fan when carrying out the radiant type heating operation little when carrying out the convection heating operation can prevent to cause the heating installation convection current in indoor living space when carrying out the radiant type heating operation.
According to the 2nd scheme, can be in when beginning operation etc., make the room warm rapidly with convection heating.
According to the 3rd scheme, in the radiant type heating operation, carry out the convection heating operation by cycle in accordance with regulations, can detect indoor temperature.
According to the 4th scheme, number of times that can convection heating is carried out in minimizing in the sleep method of operation etc.
According to the 5th scheme, can be before carrying out the radiant type heating operation, the wind direction guiding mechanism shakes by making up and down, can eliminate near the temperature difference of room and ceiling.
According to the 6th scheme, near the big occasion of the temperature difference room and ceiling can be eliminated this temperature difference rapidly.
According to the 7th scheme, when carrying out the radiant type heating operation, can make and send each corner that air arrives ceiling.
According to the 8th scheme, can in the radiant type heating operation, prevent to send air and indoor wall collides, can effectively prevent from the room, to produce the heating installation convection current.
According to the 9th scheme, the wind direction that will send air by the stipulated time that begins from operation is fixed on towards oblique below, carries out convection heating, and the radiant type heating is begun rapidly.
Simple declaration to accompanying drawing:
The schematic diagram of current of warm air trend when Fig. 1 is expression one embodiment of the invention heating operation,
Fig. 2 is the concise and to the point profilograph of the foregoing description indoor units,
Fig. 3 is the schematic diagram of expression the foregoing description left and right sides wind direction guiding mechanism action,
Fig. 4 is the block diagram of expression the foregoing description control system,
Fig. 5 is the timing diagram of expression the present invention the 1st embodiment,
Fig. 6 is the timing diagram of expression the present invention the 2nd embodiment,
Fig. 7 is the timing diagram of expression the present invention the 3rd embodiment,
Fig. 8 is the timing diagram of expression the present invention the 4th embodiment,
Fig. 9 is the concise and to the point composition diagram of other embodiment of expression the present invention,
Figure 10 is the concise and to the point composition diagram of other embodiment of expression the present invention.
Followingly one embodiment of the invention is described with reference to accompanying drawing:
At first, essential structure describes to the built-in indoor machine of air-conditioner group of ceiling of the present invention with reference to Fig. 2.
In this casing 1, indoor heat converter 6 is configured on the position relative with above-mentioned suction inlet 2, cross flow fan (pressure fan) 7 is configured on the position relative with outlet 3.The fan motor of representing with dotted line among the figure 8 makes this cross flow fan 7 actions, forms to make from above-mentioned suction inlet 2 to suck room air in this casing 1 above-mentioned outlet 3 of flowing through after by above-mentioned indoor heat converter 6.
In addition, dispose wind direction guiding mechanism 9 and left and right sides wind direction guiding mechanism 10 up and down in the scope in this outlet 3.Following wind direction guiding mechanism 9 have width one end bearing become can shake, and the wind direction up and down that can open and close this outlet adjust plate 11, and shake drive this up and down wind direction adjust the drive motor 12 of plate 11.
Make this up and down wind direction to adjust the other end 11a (top ends) of plate 11 widths more protruding than the edge of above-mentioned outlet 3 when outlet 3 is closed, as shown in Figure 2, make wind direction and the ceiling surface almost parallel of sending air by suitably opening (for example 20 °), become to control.In addition, shown in double dot dash line among the figure,, become to control and make the wind direction of sending air towards oblique below by big opening.
Therefore, can so that with this up and down wind direction guiding mechanism 9 constitute make the above-mentioned wind direction of sending air and ceiling surface almost parallel direction and changing between direction below tiltedly.
Shown in Fig. 2 and Fig. 3 (a), described left and right sides wind direction guiding mechanism 10 makes it form along the left and right sides wind direction adjustment plate drive motor 15 that left and right directions shakes by being supported to the polylith left and right sides wind direction adjustment plate 14 that can freely shake with many central shafts 13 and driving this left and right sides wind direction adjustment plate 14.
Adjust the structure of plate 14 by shown in Fig. 3 (b), driving this left and right sides wind direction like that, can realize making wind direction such control of direction of expansion gradually of sending air (conversion and control of sending to broad direction) along with sending.
Next, with reference to Fig. 1 the installation site of this air conditioner room unit group is described:
Among Fig. 1 (a), dotted line represents that built on stilts is the height of 1.8m.When considering occupant's height, the following space of this dotted line becomes the living space.
As shown in the drawing, it is in the ceiling of height more than the 1.8m that above-mentioned indoor units is embedded in apart from ground, when controlling like that shown in Fig. 1 (b), makes the occupant of residence not feel to send the existence of air-flow at the wind direction of it being discharged air.
In addition, as described later, form to this air-conditioner carry out with from the corresponding control of mutual distance X (shown in Fig. 1 (b)) to the indoor wall of the outlet 3 of indoor units.Therefore, carry out operator that this indoor units installs and carrying out this indoor units when installing, measure the distance X till the above-mentioned wall, with 16 these distance X of input of the degree of depth switch shown in Fig. 1 (c).
Below, the control system of this air-conditioner is described:
As shown in Figure 2, carry out the control of this air-conditioner with the control part (CPU, control device) 17 that is arranged in the above-mentioned indoor units casing 1.
As shown in Figure 4, form make this control part 17 respectively with said fans motor 8, wind direction is adjusted drive motor 12 up and down, left and right sides wind direction is adjusted drive motor 15 and linked to each other, each mechanism is controlled.
In addition, as shown in Figure 2, in above-mentioned suction inlet 2, be set to detect the temperature sensor 19 (temperature testing organization) of intake air temperature, this temperature sensor 19 is linked to each other with above-mentioned control part 17.(controlling filed of wind direction shown in a synthesizes the detected value of room space temperature to the detected value of this temperature sensor 19, in the control of wind direction shown in Fig. 1 (b) occasion, becomes near the detected value of the temperature of ceiling at Fig. 1.
In addition, this air-conditioner has as external input device, can carry out that temperature is set and remote controller 21 (operator) that the method for operation (connection of refrigeration or heating operation, sleep mode and radiation mode with close) is set etc., and this remote controller 21 is linked to each other with above-mentioned control part 17.In addition, above-mentioned degree of depth switch 16 is linked to each other with this control part 17, form the form that above-mentioned setpoint distance X is imported in this control part 17.
In addition, make to be arranged on the translation circuit of place such as outdoor being controlled with motor by driven compressor 22 and to link to each other, constitute and also can carry out the control (heating capacity control) of above-mentioned compressor by this translation circuit 22 with this control part 17.
Now the function to this control part 17 describes.
This control part 17 has following function:
The 1st, during heating operation, from the operation beginning time, be set at the radiation mode occasion, and at the design temperature T of intake air temperature (indoor temperature) ratio that detects by said temperature sensor 19 with settings such as above-mentioned remote controllers 21
1(for example being 20 ℃ in this embodiment) also low occasion makes the wind direction that forms by above-mentioned wind direction guiding mechanism up and down 9 fix (Fig. 1 (a)) to oblique below, in addition, and when the living space temperature reaches above-mentioned design temperature T
1The time, wind direction is fixed on the direction with the ceiling almost parallel (Fig. 1 (b)).
The 2nd, in the occasion of Fig. 1 (b), the air output that produces with above-mentioned fan motor 8 is controlled, make the air quantity of this moment make wind direction (Fig. 1 (a)) air output when oblique below little than control.
The 3rd, make the air output with corresponding Fig. 1 of deciding of above-mentioned distance X (b) occasion of setting, and control make discharge air with indoor wall collision.
The 4th, in Fig. 1 (b) occasion, at every turn with cycle h (for example 30 minutes) control of regulation make the wind direction that forms by wind direction guiding mechanism 9 up and down shown in Fig. 1 (a) like that towards oblique below, at that time, with temperature in the above-mentioned temperature sensor 19 detection rooms.And when this indoor temperature is low to moderate setting T2 when following, control is fixed towards oblique below the wind direction that is formed by above-mentioned wind direction guiding mechanism 9 up and down, is warmed in the room.
The 5th, when carrying out the 4th function, when the method for operation being set for the sleep method of operation, long when setting for above-mentioned cycle h than the common method of operation.
The 6th, when the wind direction that will discharge air was fixed on ceiling almost parallel direction, control made left and right sides wind direction guiding mechanism 10 to broad air-supply conversion shown in Fig. 3 (b).
Below, with reference to timing diagram shown in Figure 5, the function of air-conditioner action and above-mentioned control part 17 is described simultaneously:
Above-mentioned control part 17 according to the intake air temperature that detects with above-mentioned temperature sensor 19 to said fans motor 8 (cross flow fan 7), wind direction is adjusted drive motor 12 (the wind direction guiding mechanism 9 up and down) and left and right sides wind direction adjustment drive motor 15 (left and right sides wind direction guiding mechanism 10) is controlled up and down.
When the operation beginning, above-mentioned control part 17 is according to above-mentioned the 1st function, and control makes the wind direction that is formed by above-mentioned wind direction guiding mechanism 9 up and down fixing towards oblique below.At this state, above-mentioned control part 17 is ordered to above-mentioned fan motor 8 and above-mentioned translation circuit 22, makes the above-mentioned compressor action, makes this air-conditioner carry out heating operation.
In view of the above, for indoor living space (the following space of 1.8m), shown in Fig. 1 (a), warm braw is sent to oblique below.Therefore, indoor living space becomes the convection heating living space.
Simultaneously, make that the air of convection current is inhaled in the suction inlet 2 of above-mentioned indoor units in the room.That is to say, forming the convection heating occasion, represent this living space temperature with being arranged on the temperature that the said temperature sensor 19 on this suction inlet 2 measures.
In addition, if this intake air temperature reaches design temperature T
1(shown in Figure 5, for example 20 ℃), the above-mentioned wind direction guiding mechanism 9 up and down of above-mentioned control part 17 controls, shown in Fig. 1 (b), control makes sends air wind direction and ceiling surface almost parallel.Ceiling surface is heated when above-mentioned discharge air forms convection current because of warming on indoor top during along this direction when wind direction is controlled.
In view of the above, highly be to form the warm braw convective region near the ceiling more than the 1.8m only, near the temperature this ceiling for example rises to 40 ℃ shown in Fig. 1 (b).And, be positioned at the following living space of 1.8m and warm because of radiant heat near heating installation scope ceiling surface and the ceiling.Form in view of the above " radiant type heating ".
In addition, in Fig. 1 (b) occasion, when above-mentioned discharge air air quantity when big (by force), above-mentioned discharge air and wall will take place collide, thereby circulate downwards along wall shown in dotted arrow among the figure, cause the warm braw convection current in the living space.
General occupant also just produces discomfort when feeling because of indoor temperature the warm braw convection current after the excessive rising.Therefore, utilize the 2nd, the 3rd function of the present invention, the air output by making Fig. 1 (b) occasion is also littler than occasion shown in Fig. 1 (a), and the setting air output corresponding with distance X, can prevent from above-mentionedly to send air and wall bumps against.
In view of the above, make the occupant after indoor warming because of only being the convection current that radiant heating is not felt warm braw, thereby can feel very comfortable.
In addition, when making the wind direction that forms by above-mentioned wind direction guiding mechanism 9 up and down be fixed into the ceiling almost parallel, above-mentioned control part 17 is based on the 6th function, and control makes the wind direction that is formed by above-mentioned left and right sides wind direction guiding mechanism 10 to broadness air-supply conversion shown in Fig. 3 (b).In view of the above, can make the air of sending arrive indoor each corner, make whole room become good radiant type heating room.
In addition, occasion such as temperature is very low under the floor considers that only with radiant heating, indoor temperature can descend in time gradually shown in chain-dotted line among Fig. 5 (i), can avoid producing such state of affairs by the 4th function of bringing into play above-mentioned control part 17.
Be exactly in Fig. 5, make above-mentioned 9 actions of wind direction guiding mechanism up and down, make the above-mentioned wind direction of air of sending towards oblique below every some cycles h1 (for example 15 minutes).In view of the above, shown in Fig. 1 (a), temporarily carry out the convection type heating.At this moment, owing to suck from room convection current air flowing, therefore can detect the temperature t in above-mentioned room with above-mentioned temperature sensor 19 at above-mentioned suction inlet 2
1～t
4
Above-mentioned control part 17 is this indoor temperature t
1～t
4With the set point of temperature t that stores in advance
2(t for example
1-5 ℃) compare, when indoor temperature is lower than this set point of temperature t
2Shi Zaici control is fixed on the direction of oblique below the wind direction that is formed by above-mentioned wind direction guiding mechanism 9 up and down, with the convection current heating system make above-mentioned room warm with.
In this embodiment, the indoor temperature t that measures in the 4th
4Than set point of temperature t
2When low, carry out this control.
In addition, the above is generally the radiation method of operation, yet when the room is bedroom, the method for operation when being configured to sleep the method for operation, above-mentioned control part 17 performances the 5th function is carried out the control shown in Fig. 5 (b).
Just be based on the 4th function, the control wind direction by above-mentioned wind direction guiding mechanism 9 up and down was transformed into than its also long cycle h2 (for example 30 minutes) from above-mentioned cycle h1 to the cycle of oblique below conversion.In view of the above, can prevent effectively that the person to go to bed from feeling to have the existence of the air-flow sense that forms because of the convection current heating.
If by above-mentioned structure, as described below, have the effect of can be well and carrying out the radiant type heating effectively:
The 1st, have the effect that the radiant type heating is begun rapidly.
Be exactly, even, with convection heating warmed in the room at first carrying out radiant type heating occasion.In addition, by strengthening air output, indoor temperature is risen rapidly with cross flow fan 7.
In view of the above, having can rapider effect to radiant type heating conversion.
The 2nd, have the effect of the comfortable radiant type heating that can be provided with air-flow sense (warm braw sense).
Be exactly, carrying out radiant type heating occasion, little when the air output of cross flow fan 7 is heated than convection type.In addition, can set the size (sending the intensity of air) of carrying out radiant type when heating air output according to the distance till indoor wall.
In view of the above, can effectively prevent to send air and wall collision back circulates in room space.Therefore, shown in Fig. 1 (b), only near the space ceiling forms the heating installation convection current, only since since then the radiant heat of heating installation convective region the room is warmed.In addition, can tail off, make near the current of warm air that ceiling, forms become very thin by making air output.
In view of the above, the effect that has the comfortable heating that can make sense of occupant's airless and warm braw sense.
The 3rd, have the effect of carrying out the radiant type heating when can monitor to indoor temperature.
Be exactly that the present invention can make wind direction guiding mechanism 9 actions up and down periodically just in carrying out the radiant type heating, measure indoor temperature with the temperature sensor 19 that detects intake air temperature.
In view of the above, even do not use special sensor such as radiation temperature transducer can detect the temperature in room in the radiant type heating operation yet.
In addition, be lower than the setting occasion, like this, can carry out convection heating towards oblique below by the control wind direction of wind direction guiding mechanism 9 about making is fixing at detected indoor temperature.In view of the above, owing to can simultaneously assist with convection heating, one side is proceeded the radiant type heating, thereby can prevent that indoor temperature from reducing, radiant heating well and is effectively carried out.
The 4th, even have, the effect that can proceed the radiant type heating is well arranged also the method for operation being set in sleep method of operation occasion.
Be exactly, because if adopt the radiant type heating, as mentioned above can the sense of less generation air-flow, thus obtain comfortable sleep.In addition, carrying out sleep mode operation occasion, is to monitor indoor temperature, makes above-mentioned 9 actions of wind direction guiding mechanism up and down with longer cycle, in view of the above, has and can make occupant's sleep interference-free, the effect that the radiant type heating is proceeded.
Below, with reference to Fig. 6 the present invention the 2nd embodiment is described.
And because this 2nd embodiment air-conditioner structure is identical with above-mentioned the 1st embodiment, the Therefore, omited is described.
In addition, this 2nd embodiment is about begin to set the variation that begin control of radiation mode occasion till radiant heating is begun from operation, so identical with above-mentioned the 1st embodiment from the later control of beginning radiant type heating when heating operation.
Exactly in the function of the above-mentioned control part 17 that has illustrated in above-mentioned the 1st embodiment, the function (function of 2-6) beyond aforementioned the 1st function is identical with the 1st embodiment with the action based on these functions, therefore, omission is to its explanation.
The control part 17 of this 2nd embodiment has following function in order to carry out the beginning control of radiant type heating:
The 1st, make above-mentioned up and down wind direction guiding mechanism 9 actions when self-operating begins, make the above-mentioned wind direction of sending air periodically below tiltedly and and ceiling surface almost parallel direction between change.
The 2nd, based on the detected value of said temperature sensor 19 to by the wind direction of wind direction guiding mechanism 9 controls up and down when the oblique below intake air temperature (indoor temperature) and the intake air temperature (near the temperature ceiling) during with the ceiling almost parallel compare, in the big occasion of this temperature difference, using to setting longlyer towards the control time of oblique below.
The 3rd, from operation, the wind direction of above-mentioned left and right sides wind direction guiding mechanism 10 controlled to convert to broad direction send.
Following reference timing diagram shown in Figure 6 describes the air-conditioner action based on this function:
Accept the operation sign on when above-mentioned control part 17 with remote controller 21 grades, just give an order, make the above-mentioned compressor high speed motion to above-mentioned translation circuit 22.Has higher heating capacity when being set in beginning exactly.
And, this control part 17 is based on its 1st function, above-mentioned wind direction guiding mechanism up and down 9 is produced shake action, and based on its 2nd function, to will comparing of measuring with above-mentioned temperature sensor 19 by the wind direction control of wind direction guiding mechanism 9 up and down intake air temperature and the intake air temperature of wind direction control during when the oblique below with the ceiling almost parallel.
Among Fig. 6, t
1, t
3, t
5And t
7Intake air temperature when control of expression wind direction and ceiling almost parallel, i.e. near temperature the ceiling.In addition, t
2, t
4, t
6, t
8The intake air temperature of expression wind direction control when oblique below, the i.e. temperature in room.
And, when this temperature difference is in the above occasion of setting, compare the lower occasion of indoor temperature exactly with near the ceiling, according to this temperature gap, elongated (at present embodiment is t towards the time scale of oblique below to make wind direction
3～t
4Between).In view of the above and since can with convection heating make effectively the room warm and, form the temperature control make whole room temperature reach the homogenising direction.
And if the said temperature difference is very little, above-mentioned control part 17 makes the wind direction by up and down wind direction guiding mechanism 9 controls be fixed on direction with the ceiling almost parallel, therefore, becomes and can carry out the radiant type heating after this.
In addition, different with above-mentioned the 1st embodiment in this embodiment, when above-mentioned control part 17 begins from operation, send setting for to broad direction by the control wind direction of above-mentioned left and right sides wind direction guiding mechanism 10.In view of the above, can make the air of sending arrive each corner in room.
If according to such structure, can obtain the effect of following explanation:
The 1st, when the radiant type heating operation is begun, after wind direction guiding mechanism 9 produces and shakes action about making, the wind direction by 9 controls of above-mentioned wind direction guiding mechanism up and down is fixed into and the ceiling almost parallel, turn to and carry out the radiant type heating.
In view of the above, and compare from beginning to carry out radiant type heating situation at first, can make rapidly the room warm and.The figure of the foot of Fig. 6 is the figure that the expression indoor temperature changes.Chain-dotted line among the figure represents that solid line represents that the temperature of present embodiment occasion rises among the figure from beginning only to carry out the temperature rising of radiant type heating occasion at first.Can reach exactly and make the rapider rising of indoor temperature.
In addition, with not existing together of above-mentioned the 1st embodiment, be because near when beginning operation makes ceiling and warm in the room and.Whole room is warmed reach uniform temperature.Like this, by carrying out before the radiant type heating room evenly being warmed turning to, have and to carry out effectively preventing the effect that indoor temperature descends after the radiant type heating turning to.
The 2nd, in near the big occasion of the temperature difference ceiling and between the room, make the control wind direction make wind direction towards long than control by setting, in view of the above, have the effect that can more effectively make the space temperature homogenising with the time of ceiling almost parallel direction towards the time scale of oblique below according to this temperature difference.
Below, with reference to Fig. 7 the 3rd embodiment is described.
This 3rd embodiment be relevant the heating of air-conditioner thus from the control of convection heating (Fig. 1 (a)) when radiant type heating (Fig. 1 (b)) is changed.
Be exactly, above-mentioned the 1st, the 2nd embodiment is the relevant control that begins of radiation mode operation occasion of carrying out when setting from the operation beginning when carrying out heating operation, and present embodiment is about from making indoor warming and state with convection heating, by the selective radiation mode, the control when carrying out radiant type heating transfer.
In addition, because that air-conditioner self structure and above-mentioned the 1st embodiment construct is identical, Gu Sheng illustrates it.
The control part 17 of this 3rd embodiment has following function in order to carry out above-mentioned control:
The 1st, in case receive instruction to the conversion of radiant type heating operation from remote controller 21 grades, above-mentioned up and down wind direction guiding mechanism 9 is shaken, make thus up and down the control wind direction of wind direction guiding mechanism 9 periodically below tiltedly and and ceiling almost parallel direction between change.
The 2nd, to the wind direction that uses wind direction guiding mechanism 9 controls up and down when oblique below is controlled intake air temperature (indoor temperature) and the intake air temperature (near ceiling temperature) of wind direction when controlling with the ceiling almost parallel compared, in the big occasion of this temperature difference, set greatlyyer towards the time scale of oblique below wind direction control.
The 3rd, if receive the operation conversion instruction, changing to broadness air-supply control by the wind direction control of above-mentioned left and right sides wind direction guiding mechanism 10.
The 4th, if receive the operation conversion instruction, translation circuit 22 is given an order, improve the output of compressor, improve heating capacity.
Below, with reference to the timing diagram of Fig. 7 the operation switching motion based on this function is described:
When above-mentioned control part 17 is received the operation conversion instruction,, can prevent as far as possible that indoor temperature from descending by bringing into play its function of the 1st～4.
Be exactly when convection heating being converted to the radiant type heating suddenly,,, this moment, can make the occupant that cold sensation is arranged in case indoor temperature is descended owing to tail off from the radiant heat of ceiling constantly in this conversion.
Yet, the control part 17 of this moment is based on above-mentioned the 4th function, make the output that increases above-mentioned compressor, when heating capacity is improved, by above-mentioned wind direction guiding mechanism 9 is up and down shaken, slowly shift when being warmed in above-mentioned room to the radiant type heating with convection heating.
And, the same with above-mentioned the 2nd embodiment when indoor temperature sharply descends during this period, by based on the 2nd function, eliminate near the ceiling and temperature difference between the room, make whole room temperature reach homogenising.
In addition, if this temperature difference is very little, above-mentioned control part 17 will make above-mentioned up and down wind direction guiding mechanism 9 stop, and the wind direction of sending air is fixed on the direction with the ceiling almost parallel.In view of the above, the operation of this air-conditioner is shifted to the radiant type heating from convection heating.
In addition, above-mentioned control part 17 converts above-mentioned left and right sides wind direction guiding mechanism 10 to broad direction air-supply to by accepting the operation switching signal, and whole room is warmed.
If according to such structure, can obtain following effect:
Be exactly in this 3rd embodiment, to be the program of shaking, rather than suddenly convection heating to be changed to the radiant type heating by wind direction guiding mechanism 10 about making.In view of the above, use convection heating and radiant type heating owing to merging the short time, thereby can suppress indoor temperature decline.
Specifically, can shown in the figure of the foot of Fig. 7, control indoor temperature like that.In this figure, dotted line is represented is to make the convection type operation variation of indoor temperature when radiant type heating conversion suddenly, the practice expression be to carry out the indoor temperature that this 3rd embodiment controls occasion to change.Be exactly in this 3rd embodiment,, can effectively suppress the decline of indoor temperature because merging is slowly shifted convection heating to the radiant type heating.
In addition, because the output of compressor is increased, improve the convection heating ability as shown in the figure this moment, can more effectively suppress the decline of indoor temperature.
In sum, as shown in the figure, has when can prevent that above-mentioned indoor temperature from descending the effect that can shift to the radiant type heating.
Below, with reference to Fig. 8 the 4th embodiment is described.
This 4th embodiment and the 1st, the 2nd embodiment are the same, and when being relevant heating operation, the operation when setting forms of radiation during from the operation beginning begins control.The air-conditioner structure of this embodiment is because identical with above-mentioned the 1st embodiment, and the Therefore, omited illustrates it.
The control part 17 of this 4th embodiment has following function:
The 1st, in when beginning operation,, carry out convection heating (Fig. 1 (a)) fixing towards oblique below by the control wind direction of wind direction guiding mechanism 9 up and down.
The 2nd,, shake if through the stipulated time (for example 5 minutes) from the operation beginning by making above-mentioned wind direction guiding mechanism 9 up and down, merge the heating operation that uses convection heating and radiant type heating.And the same with above-mentioned the 2nd embodiment near the situation that temperature difference is arranged between temperature indoor temperature and the ceiling, it is longer than making the control time with ceiling surface almost parallel to set the time scale that above-mentioned wind direction is controlled towards oblique below.
The 3rd, according to its 2nd function, if indoor temperature reaches uniform temperature T
1, the control wind direction by above-mentioned up and down wind direction guiding mechanism 9 is fixed into direction with the ceiling almost parallel, shift to the radiant type heating.
The timing diagram that Fig. 8 uses the control part 17 of this 4th embodiment to control for expression.
Be exactly that above-mentioned control part 17 by fixing towards oblique below by the control wind direction of above-mentioned wind direction guiding mechanism 9, begins convection current or heating if accepted the operation sign on.And, if through for example 5 minutes,, near the heating (radiant type heating) of ceiling is also begun from the operation beginning by making above-mentioned shaking of wind direction guiding mechanism 9 up and down.And, reach even temperature T in indoor temperature
1In, based on the 3rd function, turn to above-mentioned radiant type heating fully.
In addition, above-mentioned control part 17 is based on above-mentioned the 2nd function, control above-mentioned wind direction guiding mechanism 9 up and down to shake action the same with the 2nd, the 3rd embodiment, be in order to reach the indoor temperature homogenising.
According to such structure, can obtain following effect:
Be exactly, in this 4th embodiment, because when making radiant type heating beginning, make effectively with convection heating at first the room warm and after, use convection heating and radiant type heating to reach by merging and make the indoor temperature homogenising, thereby have the effect that can prevent effectively that indoor temperature changes after shifting to the radiant type heating.
In addition, the present invention also is not limited only to the above-mentioned the 1st～4 embodiment, also can have do not changing the various variations of main points scope of the present invention.
For example, in the above-mentioned the 1st～4 embodiment, having used the indoor units that only is provided with an air outlet 3, yet, as shown in Figure 9, also can use two air outlets 3 are set, from the indoor units of both sides air-supply.
When using this indoor units, this indoor units is placed in the substantial middle place of ceiling, and too, the distance X on importing from air outlet 3 to indoor wall with above-mentioned degree of depth switch 16.
In view of the above, can obtain the effect roughly the same with the above-mentioned the 1st～4 embodiment.
In addition, in the above-mentioned the 1st～4 embodiment, be that the present invention is applicable to that the air-conditioner occasion with the built-in indoor units of ceiling describes, yet, be not limited to this, as shown in figure 10, the present invention also is built in the air-conditioner that is provided with highly to indoor unit near the cabinet ceiling more than the 1.8m applicable to having.
Mainly be to have to be installed in the also air-conditioner of the indoor units of high position of this living space.In addition, also exist heights of ceilings very high, the above occasion of 4m for example by indoor units being arranged on more than the 1.8m in the indoor wall, can obtain the effect roughly the same with the above-mentioned the 1st～4 embodiment.
In addition, in the above-described embodiments, indoor living space is set at below the 1.8m, yet, also be not limited thereto, for example also can above-mentioned indoor units be installed in more than the 2.0m being defined as the living space below the 2.0m.
In addition, in above-mentioned the 1st, 2 and the 4th embodiment, move the control of beginning based on the detected temperatures of temperature sensor 19, yet also be not limited thereto, also can make with detected temperatures irrelevantly, begin, carry out convection heating with the unconditional stipulated time from operation.
For example, merge to use occasions such as air-conditioner and other warmer (under petroleum furnace, the floor warmer etc.), owing to can not obtain effective information, also exist and so unconditionally use convection heating, the situation that the safety that the radiant type heating is begun is carried out from said temperature sensor 19.
In sum, according to foregoing invention,, can make the occupant not feel the comfortable heating (radiant type heating) that warm braw or air-flow exist by only near ceiling, forming the current of warm air zone.Especially little by the air output that makes the air output that carries out radiant type when heating when carrying out convection heating, have the effect that can make near the regional attenuation of heating installation that ceiling, forms.
In addition,, merge and use the convection heating operation, when the radiant type heating is begun rapidly, can effectively prevent the decline of indoor temperature after carrying out the radiant type heating operation by before carrying out the radiant type heating operation.
In addition, because by in carrying out the radiant type heating operation, also carrying out convection heating termly, can be from the temperature of the indoor living space of temperature detection that sucks air, thus can not use radiation temperature transducer to carry out the control of radiant type heating operation.
Claims (9)
1. air-conditioner, comprise be located in the ceiling or ceiling near in the cabinet, have the air suction inlet in the faced chamber and a casing of outlet, by above-mentioned suction inlet suck room air, by above-mentioned outlet with air to the variable pressure fan of the indoor air output of sending, make the heat exchanger that carries out heat exchange with the room air that sucks by above-mentioned suction inlet, the wind direction guiding mechanism of be arranged on the above-mentioned outlet, the air wind direction being sent in control, and the control device that the air output and the above-mentioned wind direction guiding mechanism of above-mentioned pressure fan are controlled.
It is characterized in that described control device is when carrying out the heating operation mode, control makes and is fixed into that to send the air output of air when the state of ceiling surface direction is sent littler than the air output when air is sent in oblique below.
2. air-conditioner according to claim 1, it is characterized in that, further comprise the temperature testing organization of detection from the indoor air temperature of above-mentioned suction inlet suction, simultaneously, described control device drives above-mentioned wind direction guiding mechanism, makes when the temperature that detects with above-mentioned temperature testing organization is lower than design temperature, and the wind direction of sending air is fixed into to oblique below direction, and when reaching design temperature, the wind direction of sending air is fixed into the state of sending along the ceiling surface direction.
3. air-conditioner according to claim 2 is characterized in that, above-mentioned control device drives above-mentioned wind direction guiding mechanism, make towards the air of sending along the ceiling surface direction with the regulation cycle towards oblique below.
4. air-conditioner according to claim 3 is characterized in that, above-mentioned control device possesses according to the method for operation periodic change mechanism in change afore mentioned rules cycle.
5. air-conditioner according to claim 1, it is characterized in that, above-mentioned control device the wind direction of sending air from below tiltedly to be fixed to send state along the ceiling surface direction before, make the wind direction of sending air along above-mentioned ceiling surface direction and tiltedly down direction above-mentioned wind direction guiding mechanism is shaken the control of action.
6. air-conditioner according to claim 5, it is characterized in that, when above-mentioned control device has the temperature testing organization of the indoor air temperature that further detection sucks from above-mentioned suction inlet, when making above-mentioned wind direction guiding mechanism generation shake action, make control wind direction temperature and control with above-mentioned temperature testing organization detection when oblique below of sending air that the wind direction of sending air is compared with the temperature that above-mentioned temperature testing organization detects towards along the ceiling surface direction time, when both difference is bigger than setting, make wind direction towards control time of oblique below than towards long along the control time of ceiling surface direction.
7. according to the described air-conditioner of arbitrary claim in the claim 1～6, it is characterized in that, described wind direction guiding mechanism comprises that controlling the wind direction of sending air is extremely controlling the left and right sides wind direction guiding mechanism of sending the air wind direction from direction below tiltedly along the guiding mechanism of wind direction up and down in the scope of ceiling surface direction with along left and right directions, when control is sent the air wind direction along the ceiling surface direction time, control above-mentioned left and right sides wind direction guiding mechanism with above-mentioned control device, the wind direction of sending air is broadened extensively along left and right directions.
8. according to the described air-conditioner of arbitrary claim in the claim 1～6, it is characterized in that described control device is according to the air output of the above-mentioned pressure fan of distance change till from above-mentioned outlet to the indoor wall.
9. air-conditioner according to claim 1, it is characterized in that, described control device is controlled above-mentioned wind direction guiding mechanism, make from the operation beginning to being fixed on the direction of oblique below through the wind direction that will send air till the stipulated time, the wind direction of sending air be fixed on along the direction of aforementioned ceiling surface on thereafter.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP308966/94 | 1994-12-13 | ||
| JP30896694A JP3432022B2 (en) | 1994-12-13 | 1994-12-13 | Air conditioner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1133962A CN1133962A (en) | 1996-10-23 |
| CN1086794C true CN1086794C (en) | 2002-06-26 |
Family
ID=17987375
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN95109490A Expired - Fee Related CN1086794C (en) | 1994-12-13 | 1995-08-31 | Air conditioner |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP3432022B2 (en) |
| KR (1) | KR0164953B1 (en) |
| CN (1) | CN1086794C (en) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3548627B2 (en) * | 1995-05-25 | 2004-07-28 | 東芝キヤリア株式会社 | Air conditioner |
| JPH11101483A (en) * | 1997-09-30 | 1999-04-13 | Matsushita Electric Ind Co Ltd | Air conditioner |
| KR20010029015A (en) * | 1999-09-28 | 2001-04-06 | 윤종용 | Method for controlling operations of an indoor fan motor acording to louver angle |
| JP3986279B2 (en) * | 2001-09-11 | 2007-10-03 | シャープ株式会社 | Air conditioner |
| JP2003106555A (en) * | 2001-09-27 | 2003-04-09 | Sharp Corp | Air conditioner |
| KR100430005B1 (en) * | 2002-01-30 | 2004-05-03 | 엘지전자 주식회사 | Discharge air flow control apparatus for bathroom type air conditioner |
| JP2005030756A (en) * | 2003-02-20 | 2005-02-03 | Daikin Ind Ltd | Radiation panel structure and air conditioner |
| KR100789710B1 (en) * | 2006-12-13 | 2008-01-03 | 삼성전자주식회사 | Air conditioner for ceiling |
| KR100940810B1 (en) * | 2009-03-23 | 2010-02-04 | 지에스네오텍 주식회사 | Geothermal air-conditioning system of group living facilities |
| CN102725589B (en) * | 2010-01-26 | 2015-03-04 | 大金工业株式会社 | Ceiling-mounted indoor unit for air conditioning device |
| JP2011185591A (en) * | 2010-02-15 | 2011-09-22 | Daikin Industries Ltd | Indoor unit of air conditioning device |
| JP2011226727A (en) * | 2010-04-22 | 2011-11-10 | Panasonic Corp | Air conditioner |
| KR101159249B1 (en) * | 2010-05-20 | 2012-06-25 | 장용기 | Ceiling mounted type jet air handling unit |
| JP6071230B2 (en) * | 2012-03-30 | 2017-02-01 | 株式会社フジタ | Radiant heating system |
| CN102734871B (en) * | 2012-07-03 | 2017-12-26 | 海尔集团公司 | Hidden type air conditioner indoor unit |
| JP5408317B1 (en) * | 2012-09-13 | 2014-02-05 | ダイキン工業株式会社 | Air conditioning indoor unit |
| JP2018185055A (en) * | 2017-04-24 | 2018-11-22 | 日立ジョンソンコントロールズ空調株式会社 | Air conditioner |
| KR102364624B1 (en) * | 2017-09-06 | 2022-02-17 | 엘지전자 주식회사 | Control Method of Air Conditioner |
-
1994
- 1994-12-13 JP JP30896694A patent/JP3432022B2/en not_active Expired - Fee Related
-
1995
- 1995-08-30 KR KR1019950027372A patent/KR0164953B1/en not_active IP Right Cessation
- 1995-08-31 CN CN95109490A patent/CN1086794C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1133962A (en) | 1996-10-23 |
| KR0164953B1 (en) | 1999-01-15 |
| JP3432022B2 (en) | 2003-07-28 |
| JPH08166156A (en) | 1996-06-25 |
| KR960024092A (en) | 1996-07-20 |
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